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yagi
- The above source code is give radiation pattern and Current distribution in Designing of Yagi-Uda antenna on the basis of Mutual impedance with Director and Reflector with respect to drivel elemnt.
REFLECTOR
- 用于计算偏馈抛物面天线方向图等指标的计算源码-Used to calculate the partial feed parabolic antenna pattern and other indicators in the calculation of source
field-2
- Field 2 是丹麦理工大学(Technical University of Demark)的J.A.延森(Jorgen Arendt Jenson)开发的一款超声模拟软件,该软件基于线性声场理论, 其最基本概念是空间冲击响应,最早由Tupholme和Stepannishen等提出,空间冲击响应是一个和何置相关的函数,它与换能器上的激励信号卷积,可以得到发射波到焦点的任意一点的声场。换能器接收同波信号相当与发射的逆过程,将空间的反射点作为发射源,与接收换能器的空间冲击响应卷积,从而得到回波信